Need wiring diagram for 1991 Volvo 240?

For a wiring diagram for a 1991 Volvo 240, you can check the vehicle's service manual, which often includes detailed schematics. Online resources like automotive forums or websites specializing in Volvo parts may also have downloadable diagrams. Additionally, websites such as Alldata or Mitchell1 provide access to wiring diagrams for a fee. If you're still having trouble, consider reaching out to a local Volvo dealership or a mechanic familiar with classic Volvos.